Solve the equation for x.
?
?
A. x = 
B. ?x = 
C. ?x = 
D. ?x = 
E. ?x = 
Answer: B
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Evaluate the line integral along the curve C.
; C is the quarter circle r(t) = 
, for 0 ? t ? 
A. ?
B. 
C. 3
D. 0
Choose the equation that matches the graph.
A. (x + 3)2 + (y - 2)2 = 9 B. (x - 3)2 + (y + 2)2 = 9 C. (x + 3)2 + (y + 2)2 = 9 D. (x - 3)2 + (y - 2)2 = 9
Solve the formula for the specified variable.I = Prt for t
A. t = 
B. t = P - Ir
C. t = 
D. t = 
Solve the problem.A guitar manufacturer spent $87 million on the production of acoustic and electric guitars in 1999. If the amount the company spent producing acoustic guitars was $70 million more than it spent on producing electric guitars, how much in fact did the company spend producing electric guitars?
A. $43.5 million B. $87 million C. $78.5 million D. $8.5 million